The Diffuser Filter For HC405 and Oracle HC452 (10 Pack) is a package of 10 diffuser filters which fits into the exhalation vent of the HC405 and Oracle HC452 mask. The diffuser filter helps break up airflow and reduces the exhalation noise.
This product is a package of 10 individual diffuser filters in two strips. This product does not include the cap which snaps onto the mask frame needed to hold the diffuser filter in place.
What's Included:
Good filter
What I expected
It worked just fine
This filter reduces air movement around the face and also reduces noise
product works well
Good.
Good quality product
I really needed those babies.
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